baber/WOPTO huggingface dataset:
Patent KR-20000041424-A (KR)
Title: Method for forming capacitor of ferroelectric random access memory device
Inventor: KWON SOON YONG
IPC: H01L27/108
Filed: 1998-12-22
Abstract: PURPOSE: A method for forming a capacitor of a ferroelectric random access memory device is provided which can prevent the diffusion of Ti into a ferroelectric film. CONSTITUTION: A method for forming a capacitor prevents Ti from being diffused into a ferroelectric film(15) along grain of Pt by increasing the diffusion path by forming a multi-layered Pt film(14,16) composing a top electrode under high pressure, high temperature and low power condition. The method includes the steps of: forming first interlayer insulation films(20,24) on a semiconductor substrate(10) where a transistor formation process is completed; forming a first conductive film and a ferroelectric film composing a bottom electrode of the capacitor on the first interlayer insulation film; and forming the multi-layered Pt film including oxygen, to form the top electrode of the capacitor on the ferroelectric film.
Patent KR-20000042474-A (KR)
Title: Circuit for testing memory cells
Inventor: KIM IN HONG
IPC: H01L27/10
Filed: 1998-12-24
Abstract: PURPOSE: A circuit for testing memory cells is provided to test redundancy cells without fuse programming. CONSTITUTION: A circuit for testing memory cells comprises a precharging part(10) precharging a precharge node(N2) to a certain electric potential, a first precharge node potential regulating part(20) connecting the precharge node(N2) to a ground terminal and regulating the electric potential of the precharge node(N2) to test normal cells in response to a signal from a fuse box, a test signal generating part(30) generating a redundancy cell test signal, and a second precharge node potential regulating part connecting the precharge node(N2) to the ground terminal and regulating the electric potential of the precharge node(N2) to test redundancy cells in response to the test signal.
Patent KR-20000045218-A (KR)
Title: Apparatus for measuring battery available time of a mobile communication terminal and method for measuring battery available time using the same
Inventor: CHA JEONG HUN
IPC: H01M10/48
Filed: 1998-12-30
Abstract: PURPOSE: An apparatus for measuring battery available time is provided to obtain the convenience in use of a mobile communication terminal by measuring the battery available time regardless of a load variations or a measurement timing. CONSTITUTION: A resistor(20) is connected between a terminal circuit(10) to detect current. An operational amplifier(30) is connected across the resistor(20). A microprocessor(40) is connected to the operational amplifier(30) through the analog/digital port and the microprocessor(40) performs a calculation of the present battery charging amount by using a voltage value inputted through the operational amplifier(30), to thereby provide the convenience in use of a mobile communication terminal by measuring the battery available time regardless of a load variations or a measurement timing.
Patent KR-19990035962-A (KR)
Title: 핵연료 어셈블리용 튜브 및 튜브 제조방법
IPC: G21C3/07
Filed: 1996-07-22
Abstract: 핵연료 어셈블리 안내튜브 또는 핵연료 봉(棒)에 대한 피복재의 전체 또는 외부를 구성하기 위한 지르코늄계 합금 튜브는 지르코늄계 합금으로 구성되어 있다. 중량 퍼센트로써, 지르코늄계 합금은 니오비움을 0.8 내지 1.8%, 주석을 0.2% 내지 0.6%, 및 철을 0.02% 내지 0.4% 함유한다. 탄소 함유량은 30ppm 내지 180ppm 범위이다. 실리콘 함유량은 10ppm 내지 120ppm 범위이다. 산소 함유량은 600ppm 내지 1600ppm 범위이다. 상기 튜브는 재결정화된 상태 또는 변형이완 상태에서 사용될 수 있다.
Patent KR-19990077059-A (KR)
Title: 컴퓨터 단층촬영 시스템용 줄무늬 억제필터
IPC: G06T1/00
Filed: 1996-11-19
Abstract: CT 줄무늬 억제필터 SSF(70)가 CT 시스템에서 발생된 프로젝션 데이터 신호(PDS:1-PDS:N)를 수신한다. 이 SSF(70)는 프로젝션 데이터 신호(PDS:1-PDS:N)를 수신하고 저주파 신호(PDSLF:1-PDSLF:N)와 고주파 신호(PDSHF:1-PDSHF:N)를 발생하기 위한 공간필터를 포함하고, 또한 고주파 신호(PDSHF:1-PDSHF:N)로부터 여과신호를 발생하기 위한 비선형 필터를 포함한다. SSF(70)는 줄무늬 보정신호(SCS:1-SCS:N)를 발생토록 저주파 신호(PDSLF:1-PDSLF:N)와 여과신호를 조합하기 위한 장치(130:1-130:N)를 포함한다. SSF(70)는 원밀도 신호(PDS:1-PDS:N)를 저역필터링(210:1-210:N)하여 저주파 신호(PDSLF:1-PDSLF:N)를 형성하고 원밀도 신호(PDS:1- PDS:N)로부터 저주파 신호(PDSLF:1-PDSLF:N)를 감산(220:1-220:N)하여 고주파 신호(PDSHF:1-PDSHF:N)를 형성한다. SSF(70)는 고주파 신호(PDSHF:1-PDSHF:N)를 제한(120:1-120:N)하여 여과신호(SCS:1-SCS:N)를 형성한다.
Patent KR-20000064566-A (KR)
Title: 반사 코팅이 된 백열 전등
IPC: H01K1/32
Filed: 1998-01-19
Abstract: 회전 대칭형 전구(10)와 적외선 방사를 반사하는 층(14)을 가진 백열 전등 특히, 할로겐 백열 전등(9)이 타원체 부분 윤곽을 가진다.  전구의 타원체 부분 윤곽은 그 반장축, 따라서 그 초점축이 세로축에 수직하게 즉, 상기 전구(10)의 회전축에 수직하게 방향 지어지는 타원 선분에 의해 생성된다.  R과 W r 이 각각 상기 전구(10)의 최대 반경과 상기 회전 대칭형 발광 소자(15)의 최대 반경을 나타낼 때, 상기 반장축(a)의 길이는 R < b < R + 5 W r 의 범위에 있는 것이 바람직하다.  전등 효율의 향상 이외에도 상기 전등(9)은 전구(10)의 내부에 중심축 상에 배치된 발광 소자(15)상으로의 균일한 적외선 반사로 인해 균일한 온도 분포를 가지는 점에 특징이 있다.
Patent KR-20000056002-A (KR)
Inventor: HAN JAE YONG
IPC: C30B29/38
Filed: 1999-02-12
Abstract: PURPOSE: A method is to selectively grow GaN single crystals to simplify the ELO fabrication process and thereby greatly reduce the processing time for the growth of GaN single crystals. CONSTITUTION: A method includes (a) directly forming a silicon oxide (SiO_2) pattern on a semiconductor substrate; (b) introducing the semiconductor substrate with the silicon oxide pattern formed thereon into a metal organic chemical vapor deposition reactor to grow a GaN cold buffer layer to a predetermined thickness at a first temperature; (c) raising the temperature of the reactor to a second temperature for heat treatment to move the GaN buffer layer formed on a silicon oxide strip to a region between the silicon oxide patterns and thereby form GaN single crystals only on a sapphire substrate exposed between the silicon oxide patterns; (d) selectively grow the GaN single crystals between the silicon oxide patterns such that the grown GaN single crystals are continuously grown laterally on the silicon oxide patterns to combine the silicon oxide patterns together; and (e) growing the GaN single crystal layer thick.
Patent KR-19990077562-A (KR)
IPC: G03G15/00
Filed: 1999-03-03
Abstract: 전자 사진식 감광 드럼의 원통형 부재의 단부에 플랜지를 장착시키기 위한 장착 부재는, 기부판과, 이 기부판의 중심부에 마련된 구멍과, 상기 플랜지의 내면에 탄성 접촉되기 위하여 기부판의 모서리로부터 외향 돌출하여 마련된 복수개의 제1 돌출부와, 상기 플랜지의 내면에 탄성 접촉되기 위하여 기부판의 모서리로부터 외향 돌출하여 마련된 복수개의 제2 돌출부를 포함한다.
Patent KR-20000059526-A (KR)
Inventor: KIM JONG OK
IPC: F41H1/02
Filed: 1999-03-04
Abstract: PURPOSE: A bulletproof plate for bulletproof jacket is provided to reduce the weight of a bulletproof jacket and to improve the defensive force of a bulletproof plate by reducing the use of an expensive material. CONSTITUTION: A bulletproof plate for bulletproof jacket comprises : a front plate(8) to be formed in between aromatic poly-amide weaving materials(6a)(6b), and to be sewed with (6a)(6b) ; a felt(7) to absorb the shock energy ; a rear plate(9) to consist of (6a)(6b) sewed in many folds, and to reduce a frictional heat and a deportation to the minimum ; a dense polyethylene film(10) to be piled up between a front plate(8) and a rear plate(9), and to disperse the shock energy.
Patent KR-20000072917-A (KR)
Inventor: WEE SEONG GIL
IPC: E21D9/06
Filed: 1999-05-03
Abstract: PURPOSE: An apparatus and a method of construction are provided to build a short tunnel stably and promptly and to construct tunnel structures of various shapes underground. CONSTITUTION: Many jack cylinders for drilling are combined with the front end of a tunnel structure(17) and to a front end frame. The jack cylinders operate to excavate a horizontal tunnel(102) by pushing the front end frame into the ground(100) horizontally employing hydraulic pressure. The front end frame drills a front end shoe into the ground. An excavation unit(13) digs earth and sand in the front end frame. The earth and sand are loaded on a trolley(19) via a conveyer belt(18). The shape of a tunnel structure is determined by the shape of a front end frame and a front end shoe.
Patent KR-20000074117-A (KR)
Title: Hot metal desilicon materal fabrication apparatus and method of blast furance
Inventor: KIM JAE SIK
IPC: C21B5/00
Filed: 1999-05-18
Abstract: PURPOSE: A device and a method for producing a molten wire desilicificator in an amount rating process are provided to supply a good quality of a molten wire to an after-process by inputting a standard capacity of desilicificated silicon based on a reference required in the after-process. CONSTITUTION: A small particle ore having a chemical element passing through an upper first screen mat hole passes through a re-grading assortment process in a lower screen mat(15-3). The small particle ore is generated through an inducement chute(15-4) prepared on a lower end. A desilicificator(16-3) is generated in a 5 to 10mm range of a particle size.
Patent KR-20000074415-A (KR)
Inventor: JANG CHANG HWAN
IPC: H04N21/4363
Filed: 1999-05-20
Abstract: PURPOSE: An apparatus and method of transmitting/receiving an audio stream using a digital interface is provided to eliminate an encoding operation for converting a LPCM audio data into a MPEG-audio format or an AC3 format, thereby eliminating a separate encoder and thus basically preventing a data loss. CONSTITUTION: An apparatus for transmitting/receiving an audio stream using a digital interface comprises a separating portion(6) for separating an audio stream from a disk recording medium, a recording portion for inserting and recording the separated audio stream in a private area of a transmission datastream, and a transmitting portion for transmitting the inserted audio stream through a digital communication interface. In the apparatus, the recording portion multiplexes the separated audio stream and then records the audio stream in the searched private area. Alternatively, the apparatus comprises a searching portion for searching the private area of the transmission datastream received through the digital interface, and a decoding portion(7,8,9) for decoding the audio stream transmitted to the searched private area. The searching portion searches the private area by a stream identification information transmitted along with the transmission datastream.
Patent KR-19990088464-A (KR)
Title: 프로세서에서명령을버퍼링하기위한방법및그시스템
Filed: 1999-05-21
Abstract: 본 발명의 일 실시예에 따르면, 디코드 스테이지를 포함하는 파이프라인을 갖는 프로세서에서 명령을 버퍼링하는 방법은 디코드 스테이지의 스톨링을 검출하고, 디코드 스테이지의 스톨 상태가 해제될 때까지 사전 페치 명령을 메모리로 재발송하고, 디코드 스테이지의 스톨 상태가 해제된 후에 상기 페치 명령을 명령 버퍼 내에 기록하는 것을 포함한다.
Patent KR-20000075028-A (KR)
Inventor: PARK GYEONG WON
IPC: B60J5/10
Filed: 1999-05-28
Abstract: PURPOSE: A rear door interference arrester for a vehicle is provided to easily open a rear door by preventing the interference between a striker and the rear door with a support parallelly pushing a striker reinforce to a rear pillar reinforce. CONSTITUTION: A rear door is composed of an inner panel and an outer panel and combined with a latch in the rear. The latch is combined with a striker(50) fixed to a rear body(47) composed of an inner body panel, an outer body panel and a rear pillar reinforce by a striker reinforce(48). In this state, a support(55) is installed on the rear pillar reinforce to parallelly deliver impact to the striker reinforce. Thus, the striker is prevented from deforming and the rear door is easily opened.
Patent KR-20010001485-A (KR)
Inventor: LEE SEUNG MOK
IPC: H04L5/00
Filed: 1999-06-04
Abstract: PURPOSE: A device and a method are provided to double a system using a memory by separating a part of the memory in a processor board and controlling the separated memory without an additional device or an exclusive software. CONSTITUTION: A normal operated state of a processor board is individually tested. A doubled state of the corresponding processor is set as an active or a stand-by through a serial channel path according to the individual test. A data path is generated to connect two shared memories to access the shared memories between the active processor and the stand-by processor. A data path is blocked to block the connection of two shared memories not to access from the stand-by processor.
Patent KR-20010004308-A (KR)
Inventor: SEO DAE YEONG
IPC: H01L27/10
Filed: 1999-06-28
Abstract: PURPOSE: A method for manufacturing a ferroelectric memory device is provided to improve a characteristic of a ferroelectric random access memory(FeRAM) device by preventing hydrogen ions generated in a cleaning process from passing through a ferroelectric layer CONSTITUTION: A capacitor consists of a storage electrode(22), a ferroelectric layer(23) and a plate electrode(24). The capacitor is formed on a substrate(20). An interlayer dielectric(25) is formed on the entire capacitor structure. The interlayer dielectric(25) is selectively eliminated by a plasma etching using an oxygen-based gas to form a contact hole(C) exposing the plate electrode while an oxide layer is formed on the plate electrode.
Patent KR-20010005193-A (KR)
Inventor: CHO JU HYEON
IPC: H04L12/28
Filed: 1999-06-30
Abstract: PURPOSE: A method for controlling a Motorola power PC860 SAR(MPC860SAR) processor is provided to transceive inter-process communication(IPC) messages as many asynchronous transfer mode(ATM) cell forms by using an internal switch network of an ATM switching system, so as to efficiently perform IPC communication between each control device by using a high speed ATM channel. CONSTITUTION: An asynchronous transfer mode(ATM) controller of a Motorola power PC860 SAR(MPC860SAR) is initialized, to transmit inter-process communication(IPC) messages to ATM adaptive layer cells divided according to sizes of the IPC messages through a switch network. A driver reconfigures the IPC messages to transmit ATM adaptive layer cell messages, and transmits the reconfigured IPC messages to the ATM controller. The received ATM adaptive layer cells are reconfigured, and restored to the IPC messages to make significant IPC messages. The driver manages a user network interface, a network interface and a transceive buffer of the ATM controller.
Patent KR-20000011475-A (KR)
Inventor: UNNO YOSHIHIRO
IPC: H04W56/00
Filed: 1999-07-05
Abstract: PURPOSE: A synchronization system and a synchronization method are provided to implement a minute commercial time synchronization by preceding a generating timing of a PN (Pseudo-random Noise) signal of a precedence station as a delay of a transmitting line. CONSTITUTION: The synchronization system contains; a first PN signal generator(12) to generate a PN signal by synchronizing in a previously decided timing signal; a first multiplex device to transmit a first multiplex signal obtained by multiplexing a transmitting transmission information data and the PN signal; a first multiplex separating device to receive the signal transmitted from a second device, and to separate in multiplex the received signal to the transmission information data and the PN signal; a first detector to detect a first timing error as a error between the PN signal and the PN signal generated by the first PN signal generator.
Patent KR-20010009459-A (KR)
Inventor: JUN EUN JIN
IPC: C08L23/12
Filed: 1999-07-09
Abstract: PURPOSE: A polypropylene resin composition using as material requested for printability and comprising 100 parts by weight of polypropylene resin and 0.01 to 1.0 parts by weight of acryl based resin fine powder is provided, which has excellent printability, block resistance and slip resistance. CONSTITUTION: The resin composition comprises 100 parts by weight of polypropylene resin and 0.01 to 1.0 parts by weight of acryl based resin fine powder having an average particle diameter of less than 10 micrometer. The polypropylene resin is one or more copolymers selected from the group consisting of a crystalline ethylene propylene copolymer, a crystalline ethylene propylene 1-butene ternary copolymer and a crystalline propylene α-olefin copolymer and has a crystalline melting point of more than 140deg.C.
Patent KR-20010009747-A (KR)
Title: Liquid crystal display
Inventor: KIM DONG GYU
IPC: G02F1/133
Filed: 1999-07-13
Abstract: PURPOSE: A liquid crystal display is provided to be capable of compensating a brightness difference by lowering an aperture rate of the first pixel row as compared to other rows. CONSTITUTION: The liquid crystal display comprises a gate line(22) which is formed on a lower substrate. A data line(62) is formed on the lower substrate, and the upper substrate is opposed to the lower substrate. A liquid crystal material is injected between the lower and upper substrates. Pixel electrodes(80) are formed at intersections of the gate lines and the data lines. A light shielding pattern(67) exists at a pixel of the first pixel row, while no pattern(67) exists at pixels of other rows.
Patent KR-20010019038-A (KR)
Inventor: KIM HAE JOENG
IPC: G06F17/00
Filed: 1999-08-24
Abstract: PURPOSE: A multimedia foreign language test/evaluation system using a computer communication network and a method for processing thereof are provided to offer a variety and a simultaneity of foreign language test/evaluation, a quickness and a convenience of the test, a non-restriction of time and space by enabling a foreign language test/evaluation web server to provide multimedia type questions as a form requested by an applicant, and by performing the evaluation in real time if the applicant applies for the test, and registers in the server through a computer communication network. CONSTITUTION: A registration and certification/payment system(110) enables a user to perform a foreign language test application/registration/electronic payment. A text/image question manufacture system(120) manufactures questions for the test used by the user as a text/image. A voice/moving picture question manufacture system(130) makes a voice/moving picture file in order to provide a voice/moving picture to the questions for the test.
Patent KR-20000017587-A (KR)
Inventor: NITAYOSIO
IPC: H04W4/00
Filed: 1999-08-27
Abstract: PURPOSE: A path setting method is provided to secure a stable packet communication when a mobile packet terminal moves a wireless area. CONSTITUTION: The path setting method in a mobile packet communication comprises the steps of: connecting mobile network exchangers to each other; and setting a path from a base station of a wireless area to one of wireless terminals, wherein a mobile packet terminal exists at the wireless area according to a packet communication status of the mobile packet terminal when the mobile packet terminal moves the wireless area. The base station executes a packet communication using the mobile packet terminal and a radio link.
Patent KR-20010027089-A (KR)
Inventor: LEE SANG CHEON
IPC: H01L21/205
Filed: 1999-09-10
Abstract: PURPOSE: A heater block of a chemical vapor deposition process chamber is provided to enable a uniform deposition of a thin film on a wafer by suppressing a deposition on an edge region of the wafer. CONSTITUTION: The heater block(3) equipped in the chemical vapor deposition chamber(1) has a greater diameter than that of the wafer(5) placed thereon. In a peripheral region of the heater block(3) extended out of the wafer(5), a duct(10) and a heater(4a) are additionally formed. The duct(10) allows flowing of a refrigerant to cool the edge region of the wafer(5), so that the edge region of the wafer(5) has a lower concentration of a chemical gas for deposition. In addition, the heater(4a) formed outside the duct(10) applies heat to the peripheral region of the heater block(3) to guide the chemical gas supplied to the edge region of the wafer(5) into the peripheral region of the heater block(3).
Patent KR-20010028030-A (KR)
Inventor: SHIN HYEON JEONG
IPC: H02K5/24
Filed: 1999-09-17
Abstract: PURPOSE: A friction noise reduction structure is provided to prevent torque loss by maintaining a predetermined spacing between an end of a rotation shaft and a contact member during a low speed rotation of the rotation shaft. CONSTITUTION: A commutatorless motor includes a rotor(30) having a permanent magnet with a rotation shaft(4) inserted into the rotor, and which is installed at the center of a stator(40) wounded with a coil(42), in such a manner that the rotation shaft rotates by the power supplied through a PCB(27). A disk-shaped contact member(28) mounted in a protrusion(24a) of a rear cover(24) is arranged at an end of the rotation shaft maintaining a predetermined spacing between the contact member and the end of the rotation shaft. Thus, the contact member contacts the rotation shaft at a speed higher than a predetermined level since the spacing between the contact member and the end of the rotation shaft varies in accordance with the rotation speed of the rotation shaft while a fan is in operation.
Patent KR-20000023322-A (KR)
Inventor: ELUWAONIEMCHEMA
IPC: G06F12/16
Filed: 1999-09-21
Abstract: PURPOSE: A system for managing memory update is provided for the system to operate at a first or a second nonvolatile component, which contain the identical code block. CONSTITUTION: A system adoptes a fail safe memory update method using two non-volatile components such as EPROM A and B. Two components contain the identical code block body. If a user updates the microcode in a firmware by loading from a diskette, the memory update is performed only for one of EPROMs, such as EPROM B. When the EPROM B is damaged, no promotion is possible to the system. If a test for the EPROM B is finished, a promotion process starts by the user and the content of the EPROM B is transfered safely to the EPROM A.
Patent KR-20000028754-A (KR)
Inventor: SHURIG KARL
IPC: B62B5/04
Filed: 1999-09-30
Abstract: PURPOSE: A fixing supporter having a simple structure is provided to prevent a roller from releasing and to carry a big loading cargo with a simple lifting device. CONSTITUTION: A lifting device(5) of a roller(1) contains two eccentric discs(20)(21) fixed to be rotated with both side ends of a bearing shaft(2). One of the eccentric discs is butted with round or oval recesses(22,23) corresponding to each side plate(24,25) of a supporting device(6). Two side plates are provided on both bearing shafts of U shaped legs(9,10) in a housing(3) and the side plate having relatively long supporting areas(24a,25a) faces a moving flat(8). The supporting areas are connected with the side plates with connecting bolts(30,31) for forming a stable supporting skid(32) having a relatively big area. The connecting bolts contain entropy-elastic covers(30b,31b) which are strong to friction caused by load of the supporting skid.
Patent KR-20010036615-A (KR)
Inventor: AHN IN GEUN
IPC: D06F37/42
Filed: 1999-10-11
Abstract: PURPOSE: A braking resistor installation structure forcingly cools a braking resistor dissolving high voltage of a motor generated on sudden braking into heat energy to improve sudden braking performance of the motor. CONSTITUTION: A braking resistor(2) comprises a body(27), exothermic wires(23), an insulator(24), supporting boards(26) and sealing material(25). The body is made of aluminium with good heat releasing performance and has multiple rugged parts thereon. The exothermic wires(23) are placed inside the body(27) and receives high voltage generated by sudden braking of a motor through terminals(21) to dissolve into heat energy. The insulator(24) made of powdery silicon oxide and packed between the exothermic wires(23) and the body(27) restrains the exothermic wires(23) from thermally expanding and transmits the heat of the exothermic wires(23) to the body(27). The supporting boards(26) and the sealing material(25) are fixed on the upper and the lower parts of the exothermic wires(23) to fix the terminals(21) and prevent the insulator(24) from leaking. The body(27) is forcingly cooled by the wind blowing from an inner washing tank during the drying operation.